ÖBB 80 81 973 2 957-2 Ap in a special train. The number follows UIC 438-2 (numbering of freight wagons), it means: 80 = service wagon, 81 = ÖBB, 9 = type U, 7 = service wagons and vans with 4 axles or more. (The rest of the number can be freely assigned.) Leoben Hbf, 2011-09-22.

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